Octagonal ring for a dagger



FIG. 1 is a perspective view of the octagonal ring for a dagger of the present invention;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view, the right side elevational view being a substantial mirror image thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a rear elevational view thereof. 

The ornamental design for the octagonal ring for a dagger, as shown and described. 